DuPont Performance Polymers Hytrel® DYM250S BK472 TPC-ET (Unverified Data**)

Category	Polymer , Thermoplastic , Elastomer, TPE , Polyester, TP , Polyester Thermoplastic Elastomer
Manufacturer
Trade Name
Port	Shanghai port,China
Trade Terms	FOB, CFR, CIF
Payment Terms	L/C, T/T, Western Union
Download PDF	DuPont Performance Polymers Hytrel® DYM250S BK472 TPC-ET (Unverified Data**).pdf
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Material Notes:

Hytrel® DYM250S BK472 is a medium modulus resin suited for injection molding of Air Bag Deployment Doors. It has a nominal durometer hardness of 49D and contains fine particle size carbon black.Information provided by DuPont Performance Polymers

Physical Properties	Metric	English	Comments
Density	1.16 g/cc	0.0419 lb/in³	ISO 1183
Linear Mold Shrinkage, Flow	0.012 cm/cm	0.012 in/in	ISO 294-4
Linear Mold Shrinkage, Transverse	0.013 cm/cm	0.013 in/in	ISO 294-4
Melt Flow	15 g/10 min @Load 2.16 kg, Temperature 240 °C	15 g/10 min @Load 4.76 lb, Temperature 464 °F	ISO 1133

Mechanical Properties	Metric	English	Comments
Hardness, Shore D	<= 49	<= 49	ISO 868
	46 @Time 15.0 sec	46 @Time 0.00417 hour	ISO 868
Tensile Strength at Break	30.0 MPa @Temperature 23.0 °C	4350 psi @Temperature 73.4 °F	ISO 527 (1BA bar)
Tensile Stress	10.0 MPa @Strain 10.0 %, Temperature 23.0 °C	1450 psi @Strain 10.0 %, Temperature 73.4 °F	ISO 527 (1BA bar)
	13.0 MPa @Strain 50.0 %, Temperature 23.0 °C	1890 psi @Strain 50.0 %, Temperature 73.4 °F	ISO 527 (1BA bar)
Elongation at Break	>= 300 % @Temperature 23.0 °C	>= 300 % @Temperature 73.4 °F	ISO 527 (1BA bar)
	500 % @Temperature 23.0 °C	500 % @Temperature 73.4 °F	ISO 527 (1BA bar)
Tensile Modulus	0.230 GPa @Temperature 23.0 °C	33.4 ksi @Temperature 73.4 °F	ISO 527
Flexural Modulus	0.250 GPa @Temperature 23.0 °C	36.3 ksi @Temperature 73.4 °F	ISO 178

Thermal Properties	Metric	English	Comments
Melting Point	222 °C	432 °F	10°C/min; ISO 11357-1/-3
Deflection Temperature at 0.46 MPa (66 psi)	50.0 °C	122 °F	ISO 75-1/-2
Deflection Temperature at 1.8 MPa (264 psi)	40.0 °C	104 °F	ISO 75-1/-2
Brittleness Temperature	-100 °C	-148 °F	ISO 974

Processing Properties	Metric	English	Comments
Melt Temperature	245 °C	473 °F	Optimum; Injection Molding
	240 - 250 °C	464 - 482 °F	Injection Molding
Mold Temperature	45.0 °C	113 °F	optimum; Injection Molding
	45.0 - 55.0 °C	113 - 131 °F	Injection Molding
Drying Temperature	110 °C	230 °F	Injection Molding
Dry Time	3.00 - 4.00 hour	3.00 - 4.00 hour	Injection Molding
Moisture Content	<= 0.050 %	<= 0.050 %	Injection Molding

Descriptive Properties	Value	Comments
Additive	Antioxidant
Appearance	Black Color
Features	Creep Resistance, Good
	Flexibility, Low Temperature
	Hardness, Medium
	Impact Resistance, Low Temp.
Forms	Pellets
Generic	TPC-ET
Material Status	Current
Part Marking Code	>TPC-ET+PBT<	ISO 11469
Processing Method	Injection Molding
Product Category	Air Bag Door Resins
Region Available - Global	Yes
Resin Identification	TPC-ET+PBT	ISO 1043
RoHS Compliance	Contact Manufacturer
Uses	Automotive
	Automotive, specially tailored for ABDD (air bag deployment)

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